/* ═══════════════════════════════════════════════════════════════════════════
   Landing page (index.html). Complementa site/estilo.css.

   Dois modos para o hero:
   - padrão (sem JS, sem WebGL ou com "reduzir movimento"): composição
     estática com o pôster renderizado da cadeira 3D;
   - html.cinema: sequência presa à rolagem (palco "sticky"), com a cadeira
     3D (site/cadeira3d.js) e os textos sincronizados (site/landing.js).
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Hero: modo estático (padrão) ──────────────────────────────────────── */
.heroi { padding: 0; overflow: clip; }
.heroi-palco {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr); align-items: center;
  gap: 24px; max-width: var(--largura); margin: 0 auto; padding: 120px var(--margem) 64px;
}
.heroi-fundo {
  position: absolute; inset: 0 calc(50% - 50vw); pointer-events: none; z-index: 0;
  background:
    radial-gradient(60% 50% at 60% 55%, rgba(255, 255, 255, 0.07), transparent 70%),
    radial-gradient(30% 30% at 70% 80%, rgba(200, 242, 90, 0.06), transparent 70%);
}
.heroi-fundo::after { /* grão sutil de filme */
  content: ''; position: absolute; inset: 0; opacity: 0.05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23g)'/%3E%3C/svg%3E");
}
.heroi-titulo {
  font-family: var(--f-display); font-stretch: 125%; font-weight: 900; text-transform: uppercase; letter-spacing: -0.005em; margin: 0;
}
.heroi-titulo { position: relative; z-index: 1; font-size: clamp(40px, 4.4vw, 76px); line-height: 0.94; grid-column: 1; grid-row: 1; align-self: end; }
.heroi-titulo .linha { display: block; }
.heroi-titulo .linha.lima { color: var(--lima); }
.heroi-cadeira { position: relative; z-index: 1; grid-column: 2; grid-row: 1 / span 2; aspect-ratio: 1; }
.heroi-poster { width: 100%; height: 100%; object-fit: contain; }
.heroi-rodape { position: relative; z-index: 3; grid-column: 1; grid-row: 2; align-self: start; }
.heroi-rodape .sub { margin-top: 0; }
.heroi-contador, .heroi-celular, .heroi-barra, .heroi-contorno { display: none; }
@media (max-width: 820px) {
  .heroi-palco { grid-template-columns: 1fr; padding-top: 112px; }
  .heroi-titulo { grid-row: 1; font-size: clamp(40px, 11vw, 72px); }
  .heroi-cadeira { grid-column: 1; grid-row: 2; width: min(100%, 460px); margin: 0 auto; }
  .heroi-rodape { grid-row: 3; }
}

/* ── Hero: modo cinema ─────────────────────────────────────────────────── */
html.cinema .heroi { height: 360vh; }
html.cinema .heroi-fundo { inset: 0; }
html.cinema .heroi-palco {
  position: sticky; top: 0; display: block; max-width: none; height: 100vh; height: 100svh;
  min-height: 0; padding: 0; overflow: hidden;
}
html.cinema .heroi-titulo {
  position: absolute; inset: 0; display: grid; place-items: center; text-align: center;
  font-size: clamp(40px, 7.4vw, 138px); padding: 0 var(--margem); pointer-events: none;
  align-self: stretch; justify-self: stretch; /* o Chrome aplica align-self também a elementos absolutos */
}
html.cinema .heroi-titulo .linha {
  grid-area: 1 / 1; max-width: 13ch; text-wrap: balance;
  opacity: 0; will-change: transform, opacity;
}
html.cinema .heroi-titulo .linha:first-child { opacity: 1; }
/* Cópia vazada POR CIMA da cadeira: a palavra continua legível onde a cadeira
   passa na frente do texto sólido (efeito editorial “texto atrás do objeto”). */
html.cinema .heroi-contorno { display: grid; z-index: 3; color: transparent; -webkit-text-stroke: 1.2px rgba(255, 255, 255, 0.42); }
html.cinema .heroi-contorno .linha.lima { color: transparent; -webkit-text-stroke-color: rgba(200, 242, 90, 0.6); }
@media (min-width: 761px) { html.cinema .heroi-titulo .linha:not(.lima) { max-width: none; white-space: nowrap; } }
html.cinema .heroi-cadeira {
  position: absolute; inset: 0; aspect-ratio: auto; z-index: 2; will-change: transform, opacity;
}
html.cinema .heroi-poster {
  position: absolute; left: 50%; top: 50%; height: 100%; width: auto; max-width: none; aspect-ratio: 1;
  transform: translate(-50%, -50%); transition: opacity 0.9s ease;
}
html.cinema .heroi-cadeira canvas {
  position: absolute; inset: 0; width: 100% !important; height: 100% !important;
  opacity: 0; transition: opacity 0.9s ease;
}
html.cinema .heroi-cadeira.pronta canvas { opacity: 1; }
html.cinema .heroi-cadeira.pronta .heroi-poster { opacity: 0; }
html.cinema .heroi-rodape {
  position: absolute; z-index: 3; left: 0; right: 0; bottom: 0;
  display: flex; align-items: flex-end; justify-content: space-between; gap: 32px;
  padding: 0 var(--margem) clamp(24px, 5vh, 48px); max-width: var(--largura); margin: 0 auto;
}
html.cinema .heroi-rodape .sub { max-width: 440px; font-size: 16px; }
html.cinema .heroi-rodape .acoes { margin-top: 0; flex: none; }
html.cinema .heroi-rodape .selo { margin-bottom: 14px; }
html.cinema .heroi-contador {
  display: block; position: absolute; z-index: 3; top: 104px; right: var(--margem);
  font: 500 12px/1 var(--f-mono); letter-spacing: 0.16em; color: var(--texto-3);
}
html.cinema .heroi-contador b { color: var(--texto); font-weight: 500; }
html.cinema .heroi-barra {
  display: block; position: absolute; z-index: 3; left: var(--margem); top: 104px; width: 2px; height: 120px;
  background: var(--linha-forte); border-radius: 2px; overflow: hidden;
}
html.cinema .heroi-barra i { position: absolute; inset: 0; background: var(--lima); transform-origin: top; transform: scaleY(var(--p, 0)); }

/* Transição final: o celular com o app sobe no lugar da cadeira. */
html.cinema .heroi-celular {
  display: grid; grid-template-columns: auto minmax(0, 380px); align-items: center; justify-content: center; gap: clamp(28px, 5vw, 72px);
  position: absolute; inset: 0; z-index: 4; padding: 90px var(--margem) 40px; opacity: 0; pointer-events: none; will-change: transform, opacity;
}
html.cinema .heroi-celular { grid-template-columns: auto minmax(0, 460px); }
html.cinema .heroi-celular .celular { width: clamp(220px, 23vw, 300px); }
.heroi-celular-texto h2 { font-size: clamp(26px, 2.9vw, 42px); }
.heroi-celular-texto p { color: var(--texto-2); margin: 18px 0 0; }
@media (max-width: 760px) {
  html.cinema .heroi { height: 300vh; }
  html.cinema .heroi-titulo { font-size: clamp(34px, 10.6vw, 64px); align-items: start; padding-top: 20vh; }
  html.cinema .heroi-titulo .linha { max-width: 10ch; }
  html.cinema .heroi-rodape { flex-direction: column; align-items: flex-start; gap: 18px; padding-bottom: 28px; }
  html.cinema .heroi-rodape .sub { display: none; }
  html.cinema .heroi-rodape .acoes { width: 100%; }
  html.cinema .heroi-rodape .acoes .botao { flex: 1 1 auto; padding: 0 16px; font-size: 11px; }
  html.cinema .heroi-contador, html.cinema .heroi-barra { top: 90px; }
  html.cinema .heroi-barra { height: 80px; }
  html.cinema .heroi-celular { grid-template-columns: 1fr; justify-items: center; text-align: center; align-content: center; gap: 22px; padding-top: 84px; }
  html.cinema .heroi-celular .celular { width: min(58vw, 250px); }
  .heroi-celular-texto p { display: none; }
}

/* ── Mockups ───────────────────────────────────────────────────────────── */
.celular {
  position: relative; width: 280px; aspect-ratio: 600 / 1185; padding: 9px; flex: none;
  border-radius: 48px;
  background: linear-gradient(145deg, #5b5d63 0%, #1a1b1e 22%, #0b0b0d 50%, #2a2b30 78%, #86888f 100%);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.22), inset 0 0 0 3px #050506,
    0 50px 90px -30px rgba(0, 0, 0, 0.95), 0 0 0 1px rgba(0, 0, 0, 0.6);
}
.celular img { width: 100%; height: 100%; object-fit: cover; object-position: top; border-radius: 39px; background: #101010; padding-top: 34px; /* faixa da barra de status */ }
.celular::before { /* ilha da câmera */
  content: ''; position: absolute; z-index: 1; top: 19px; left: 50%; transform: translateX(-50%);
  width: 28%; height: 20px; border-radius: 999px; background: #000;
}
.celular::after { /* brilho do vidro */
  content: ''; position: absolute; inset: 9px; border-radius: 39px; pointer-events: none;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.10) 0%, transparent 28%, transparent 70%, rgba(255, 255, 255, 0.04) 100%);
}

.navegador {
  border-radius: 18px; overflow: hidden; background: var(--grafite);
  border: 1px solid var(--linha-forte);
  box-shadow: 0 60px 120px -50px rgba(0, 0, 0, 1), 0 0 0 1px #000, 0 0 120px -40px rgba(200, 242, 90, 0.18);
  transform: perspective(1600px) rotateX(calc((1 - var(--t, 1)) * 16deg)) scale(calc(0.94 + var(--t, 1) * 0.06));
  transform-origin: 50% 0; will-change: transform;
}
.navegador-barra { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--linha); background: #0d0d10; }
.navegador-barra i { width: 11px; height: 11px; border-radius: 50%; background: #2a2a30; }
.navegador-barra span {
  margin: 0 auto; padding: 6px 18px; border-radius: 999px; background: #18181c; color: var(--texto-3);
  font: 500 12px/1 var(--f-mono); letter-spacing: 0.04em;
}
.navegador img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; object-position: top; }

/* ── Fatos do produto ──────────────────────────────────────────────────── */
.fatos { padding: clamp(64px, 9vw, 120px) 0; border-top: 1px solid var(--linha); border-bottom: 1px solid var(--linha); }
.fatos-grade { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.fato { padding: 8px clamp(16px, 2.4vw, 36px); border-left: 1px solid var(--linha); }
.fato:first-child { border-left: 0; padding-left: 0; }
.fato strong { display: block; white-space: nowrap; font: 900 clamp(40px, 5vw, 84px)/0.9 var(--f-display); font-stretch: 125%; letter-spacing: -0.02em; }
.fato span { display: block; margin-top: 14px; font: 500 12px/1.5 var(--f-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--texto-2); max-width: 22ch; }
@media (max-width: 820px) {
  .fatos-grade { grid-template-columns: 1fr 1fr; row-gap: 40px; }
  .fato:nth-child(3) { border-left: 0; padding-left: 0; }
}

/* ── Painel (demonstração) ─────────────────────────────────────────────── */
.cabeca { max-width: 880px; margin: 0 auto clamp(40px, 6vw, 72px); text-align: center; }
.cabeca .sub { margin-left: auto; margin-right: auto; }
.abas { display: inline-flex; gap: 4px; padding: 5px; margin: 0 auto 28px; border: 1px solid var(--linha-forte); border-radius: 999px; background: var(--grafite); }
.abas button {
  border: 0; background: transparent; color: var(--texto-2); cursor: pointer; padding: 11px 20px; border-radius: 999px;
  font: 700 12px/1 var(--f-texto); letter-spacing: 0.12em; text-transform: uppercase; transition: background 0.25s, color 0.25s;
}
.abas button[aria-selected='true'] { background: var(--texto); color: #0a0a0a; }
.painel-demo { max-width: 1120px; margin: 0 auto; text-align: center; }
.painel-demo .navegador { text-align: left; }
.painel-demo figcaption, .legenda { margin-top: 22px; color: var(--texto-3); font: 500 12px/1.5 var(--f-mono); letter-spacing: 0.08em; }
.painel-telas { position: relative; }
.painel-telas img { transition: opacity 0.5s ease; }
.painel-telas img + img { position: absolute; inset: 0; }
.painel-telas img[hidden] { display: block; opacity: 0; }

/* ── Recursos (blocos editoriais alternados) ──────────────────────────── */
.recurso {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; gap: clamp(40px, 7vw, 120px);
  padding: clamp(56px, 8vw, 110px) 0;
}
.recurso + .recurso { border-top: 1px solid var(--linha); }
.recurso:nth-of-type(even) .recurso-visual { order: -1; }
.recurso-visual {
  position: relative; display: flex; justify-content: center; align-items: center; min-height: 560px;
  border-radius: 32px; overflow: hidden; isolation: isolate;
  background: radial-gradient(70% 60% at 50% 40%, #1d1d22 0%, #0b0b0d 70%);
  border: 1px solid var(--linha);
}
.recurso-visual::before { /* retícula técnica */
  content: ''; position: absolute; inset: 0; z-index: -1; opacity: 0.5;
  background-image: linear-gradient(var(--linha) 1px, transparent 1px), linear-gradient(90deg, var(--linha) 1px, transparent 1px);
  background-size: 56px 56px; mask-image: radial-gradient(60% 60% at 50% 50%, #000, transparent 75%);
}
.recurso-visual .celular { width: clamp(220px, 21vw, 272px); }
.recurso-visual.dupla .celular { width: clamp(190px, 16.5vw, 232px); }
.recurso-visual.dupla .celular:first-child { transform: rotate(-5deg); }
.recurso-visual.dupla .celular:last-child { transform: translateY(8%) rotate(4deg); margin-left: -48px; }
.recurso-visual .marca-agua {
  position: absolute; left: 24px; top: 22px; font: 500 11px/1 var(--f-mono); letter-spacing: 0.16em; text-transform: uppercase; color: var(--texto-3);
}
.recurso-num { font: 500 12px/1 var(--f-mono); letter-spacing: 0.16em; text-transform: uppercase; color: var(--texto-3); margin: 0 0 18px; }
.recurso h2 { font-size: clamp(30px, 4vw, 60px); }
.recurso .sub { margin-top: 20px; }
.lista { list-style: none; padding: 0; margin: 30px 0 0; display: grid; gap: 14px; }
.lista li { position: relative; padding-left: 32px; }
.lista li::before {
  content: ''; position: absolute; left: 0; top: 4px; width: 20px; height: 20px; border-radius: 50%;
  background: var(--lima-suave) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c8f25a' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center/12px no-repeat;
}
.aviso-breve {
  display: flex; gap: 14px; align-items: flex-start; margin-top: 30px; padding: 16px 18px; border-radius: var(--raio-p);
  border: 1px solid rgba(200, 242, 90, 0.28); background: var(--lima-suave); color: var(--texto); font-size: 15px;
}
.aviso-breve b { color: var(--lima); }
@media (max-width: 900px) {
  .recurso { grid-template-columns: 1fr; }
  .recurso:nth-of-type(even) .recurso-visual { order: 0; }
  .recurso-visual { min-height: 0; padding: 48px 16px; }
  .recurso-visual .celular { width: min(62vw, 250px); }
  .recurso-visual.dupla .celular { width: min(46vw, 210px); }
  .recurso-visual.dupla .celular:last-child { margin-left: -40px; }
}

/* ── Diferenciais (lista editorial numerada) ─────────────────────────── */
.diferenciais { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(40px, 7vw, 120px); align-items: start; }
.diferenciais-cabeca { position: sticky; top: 120px; }
.diferenciais-cabeca img { width: min(100%, 420px); margin-top: 40px; }
.dif { display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 18px; padding: 30px 0; border-top: 1px solid var(--linha); }
.dif:last-child { border-bottom: 1px solid var(--linha); }
.dif b { font: 500 13px/1.6 var(--f-mono); color: var(--lima); letter-spacing: 0.1em; }
.dif h3 { font: 900 clamp(18px, 1.8vw, 24px)/1.15 var(--f-display); font-stretch: 125%; text-transform: uppercase; letter-spacing: 0.01em; }
.dif p { margin: 10px 0 0; color: var(--texto-2); }
@media (max-width: 900px) {
  .diferenciais { grid-template-columns: 1fr; }
  .diferenciais-cabeca { position: static; }
  .diferenciais-cabeca img { display: none; }
}

/* ── Declaração (frase de impacto com a cadeira) ─────────────────────── */
.declaracao { overflow: clip; text-align: center; }
.declaracao h2 { font-size: clamp(36px, 6.6vw, 116px); line-height: 0.92; position: relative; z-index: 1; }
.declaracao-cadeira { width: min(62vw, 520px); margin: clamp(-90px, -6vw, -40px) auto 0; position: relative; z-index: 0; filter: drop-shadow(0 40px 60px rgba(0, 0, 0, 0.8)); }
.declaracao p { color: var(--texto-2); max-width: 560px; margin: 8px auto 0; }

/* ── Passos ───────────────────────────────────────────────────────────── */
.passos { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; list-style: none; padding: 0; margin: 0; counter-reset: passo; }
.passos li {
  counter-increment: passo; padding: clamp(24px, 3vw, 36px); border-radius: var(--raio);
  background: var(--grafite); border: 1px solid var(--linha); transition: border-color 0.3s, transform 0.5s var(--mola);
}
.passos li:hover { border-color: var(--linha-forte); transform: translateY(-4px); }
.passos li::before { content: '0' counter(passo); display: block; font: 900 44px/1 var(--f-display); font-stretch: 125%; color: var(--lima); margin-bottom: 22px; }
.passos h3 { font: 900 17px/1.2 var(--f-display); font-stretch: 125%; text-transform: uppercase; letter-spacing: 0.02em; }
.passos p { margin: 10px 0 0; color: var(--texto-2); font-size: 15px; }
@media (max-width: 820px) { .passos { grid-template-columns: 1fr; } }

/* ── Teste grátis ─────────────────────────────────────────────────────── */
.teste {
  display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 28px; align-items: center;
  max-width: 920px; margin: 28px auto 0; padding: 24px 28px; border-radius: var(--raio);
  border: 1px dashed rgba(200, 242, 90, 0.35); background: linear-gradient(90deg, var(--lima-suave), transparent 70%);
}
.teste strong { font: 900 clamp(30px, 3vw, 40px)/1 var(--f-display); font-stretch: 125%; color: var(--lima); white-space: nowrap; }
.teste p { margin: 0; color: var(--texto-2); }
.teste p b { color: var(--texto); }
@media (max-width: 640px) { .teste { grid-template-columns: 1fr; gap: 10px; } }

/* ── Dúvidas ──────────────────────────────────────────────────────────── */
.duvidas { max-width: 860px; margin: 56px auto 0; display: grid; gap: 10px; }
.duvidas details { border: 1px solid var(--linha); border-radius: 18px; background: var(--grafite); transition: border-color 0.3s; }
.duvidas details[open] { border-color: var(--linha-forte); }
.duvidas summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 18px;
  padding: 22px 24px; font-weight: 700; font-size: 17px;
}
.duvidas summary::-webkit-details-marker { display: none; }
.duvidas summary::after {
  content: ''; flex: none; width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--linha-forte);
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23f4f4f2' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M12 6v12M6 12h12'/%3E%3C/svg%3E") center/14px no-repeat;
  transition: transform 0.4s var(--mola), background-color 0.3s;
}
.duvidas details[open] summary::after { transform: rotate(45deg); background-color: rgba(255, 255, 255, 0.06); }
.duvidas details p { margin: 0; padding: 0 24px 22px; color: var(--texto-2); }

/* ── Chamada final ────────────────────────────────────────────────────── */
.final { text-align: center; overflow: clip; }
.final h2 { font-size: clamp(40px, 7.4vw, 128px); }
.final::before {
  content: ''; position: absolute; left: 50%; top: 55%; width: min(900px, 120vw); aspect-ratio: 2; transform: translate(-50%, -50%);
  background: radial-gradient(closest-side, rgba(200, 242, 90, 0.14), transparent); pointer-events: none;
}

/* ── Revelação ao rolar (só com JS; sem JS tudo aparece) ─────────────── */
html.js [data-revelar] { opacity: 0; transform: translateY(34px); transition: opacity 1s var(--mola), transform 1.1s var(--mola); }
html.js [data-revelar].visivel { opacity: 1; transform: none; }
html.js [data-revelar='2'] { transition-delay: 0.08s; }
html.js [data-revelar='3'] { transition-delay: 0.16s; }
@media (prefers-reduced-motion: reduce) {
  html.js [data-revelar] { opacity: 1; transform: none; }
  .navegador { transform: none; }
}